The Timney 783 trigger features our Sear Engagement Adjustment Lock design (SEAL'd) that is adjustable for pull weight and overtravel. The Timney 783 trigger is adjustable from 1 1/2 - 4 pounds and features a trigger blocking side safety to ensure reliability. The triggers sear and trigger shoe are precision-machined, heat treated to 56 Rockwell with a black oxide trigger coating and an NP-3 plated sear for maximum lubricity and a lifetime of reliable performance.